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BA43A
The BA43A overload relay from Eaton Cutler-Hammer's Freedom Series is designed for efficient motor protection in 3-phase applications. This thermal type B relay operates effectively within a full load current range of 19 to 135 Amperes and is mounted directly on starters.
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Technical specifications for BA43A
| Manufacturer | Eaton Cutler-Hammer |
|---|---|
| Product Type | Overload Relay |
| Product Line | Freedom Series |
| Part Number | BA43A |
| UPC | 786678003238 |
| Mounting | Starter Mounted |
| Poles | 3 Poles |
| Trip Type | Thermal Type B, Class 20 |
| Standards | UL Listed, CSA Certified |
| Phase | 3-Phase |
| Full Load Current Range | 19–135 A |
| Relay Type | NEMA Overload |
| Control Type | Thermal |
| Auxiliary Contacts | 1 NC |
| Application | Motor Protection |
The BA43A overload relay belongs to the Eaton Cutler-Hammer Freedom Series, providing essential protection for motors in three-phase configurations. Designed to mount directly onto starters, this model is crucial for safeguarding against overload conditions. Operating within a current range of 19 to 135 Amperes, it ensures compatibility with various motor sizes.
Constructed as a thermal type B relay, the BA43A features a trip mechanism classified under Class 20, reflecting its ability to respond appropriately to thermal overloads. Compliance with UL and CSA standards underscores the safety and reliability of this unit. The relay is designed for three-phase circuits, making it suitable for industrial applications where such configurations are common.
Additionally, the unit incorporates one normally closed auxiliary contact, enabling enhanced control. This overload relay is specifically geared for motor protection, contributing to the stability and longevity of electric motor operation in demanding settings.
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